Home / 38,961.12-53,762.06-23,857.58

Finding the Fourth Proportional to 38,961.12, 53,762.06 and 23,857.58

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Solution

The fourth proportional to 38,961.12, 53,762.06 and 23,857.58 is: 32,920.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.12 : 53,762.06 = 23,857.58 : x
  2. Step 2: Convert to fraction form
    38,961.12/53,762.06 = 23,857.58/x
  3. Step 3: Cross multiply
    38,961.12x = 53,762.06 × 23,857.58
  4. Step 4: Simplify right side
    38,961.12x = 1,282,632,647.41
  5. Step 5: Solve for x
    x = 1,282,632,647.41/38,961.12
  6. Step 6: Final answer
    x = 32,920.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.